Home / 63,395.20-87,485.53-34,716.74

Finding the Fourth Proportional to 63,395.20, 87,485.53 and 34,716.74

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Solution

The fourth proportional to 63,395.20, 87,485.53 and 34,716.74 is: 47,909.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,395.20 : 87,485.53 = 34,716.74 : x
  2. Step 2: Convert to fraction form
    63,395.20/87,485.53 = 34,716.74/x
  3. Step 3: Cross multiply
    63,395.20x = 87,485.53 × 34,716.74
  4. Step 4: Simplify right side
    63,395.20x = 3,037,212,677.81
  5. Step 5: Solve for x
    x = 3,037,212,677.81/63,395.20
  6. Step 6: Final answer
    x = 47,909.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.